19.22% is the change from 515 to 614
Calculation steps:
[( 614 - 515 ) ÷ 515] x 100 = 19.22%
Formula
Percentage change = [(614 - 515) / 515] x 100
Subtract the new number by the original number
614 - 515 = 99
99 ÷ 515 = 0.19223300970873786
0.19223300970873786 x 100 = 19.22%